diff --git a/litex/soc/software/libnet/microudp.c b/litex/soc/software/libnet/microudp.c
index 100bd6f94..6372a37ca 100644
--- a/litex/soc/software/libnet/microudp.c
+++ b/litex/soc/software/libnet/microudp.c
@@ -10,7 +10,7 @@
 #include <net/microudp.h>
 
 //#define DEBUG_MICROUDP_TX
-//#define DEBUG_MICROUDP_TX
+//#define DEBUG_MICROUDP_RX
 
 #define ETHERTYPE_ARP 0x0806
 #define ETHERTYPE_IP  0x0800